Home / 835,247.84-1,253,007.46-258,736.49

Finding the Fourth Proportional to 835,247.84, 1,253,007.46 and 258,736.49

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Solution

The fourth proportional to 835,247.84, 1,253,007.46 and 258,736.49 is: 388,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,247.84 : 1,253,007.46 = 258,736.49 : x
  2. Step 2: Convert to fraction form
    835,247.84/1,253,007.46 = 258,736.49/x
  3. Step 3: Cross multiply
    835,247.84x = 1,253,007.46 × 258,736.49
  4. Step 4: Simplify right side
    835,247.84x = 324,198,752,144.22
  5. Step 5: Solve for x
    x = 324,198,752,144.22/835,247.84
  6. Step 6: Final answer
    x = 388,146.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.